package i_dao;

import java.util.ArrayList;

import Protocol.user.User;

public interface I_User_Dao {
	public boolean	insertUser(User		user);
	public boolean	updateUser(User		user);
	public boolean	deleteUser(int		user_id);  
	
	public boolean  deleteUsers(ArrayList<Integer>  user_id_list);
	public boolean  insertUsers(ArrayList<User>   userList);
   
	public User		getUserById(int	user_id);						//   by  user_id
	public User		getUerByNumber(String	user_number);
}
